PDF-W4118: segmentation and paging

Instructor Junfeng Yang Outline xF071 Memory management goals xF071 Segmentation xF071 Paging xF071 TLB 1 Uni vs multi programming xF071 Simple uniprogramming with a single segm. – Thrashing, Segmentation and Paging CS 416: Operating Systems Design, Spring 2011 Department of Computer Science Rutgers University Rutgers Sakai: 01:198:416 Sp11 (https://sakai.rutgers.edu) -Bhavtosh . Rath. Multi – user system: Log files needed for concurrency control.. Single – user system: An alternative !. Shadow Paging.. Rollback/Abort - Database is returned . to its state prior to the transaction that was executing when the . Instructor: Junfeng Yang Outline  Memory management goals  Segmentation  Paging  TLB 1 Multiprogramming  Simple uniprogramming with a single segment per proce Low-cost solution for paging to a maximum of 12 speaker zones with a user-friendly remote microphone. The cost-effective Multi-Zone Paging System is achieved with TOA’s zone selectable remote Exceeding the Best of Nested and Shadow Paging. Jayneel Gandhi. , Mark D. Hill, Michael M. Swift. Executive Summary. Problem:. Virtualization valuable but have high overheads with larger workloads. (at most 70% slower than native). Alejandro . López. -Ortiz , . Alejandro Salinger. University . of Waterloo. Outline. Paging . Paging . with cache usage. Interval Scheduling. Online algorithms. Simulations. Conclusions. 2. Paging. 3. Lecture . 29. Memory. (6). Review. P2 . assigned. Exam 2 next . Friday. Demand paging. Page faults. TLB intro. Advantage of TLB. When does TLB offer an advantage. When most of the page numbers the process refers to is in the TLB. . Kirk Smith . October . 2015. Session Topics. Who are your competitors…really?. Market Segmentation. How do customers choose between options. ?. Building a marketing strategy (STP). Some stuff I could buy. Chapter 7. 2. Roadmap. M. emory management . Objectives. . Requirements. Simple memory management. . Memory partitioning. . Fixed partitioning. . Dynamic partitioning. . Address translation. CSSE 332. Operating Systems. Rose-Hulman Institute of Technology. Segmentation. Memory-management scheme that supports user view of memory . A program is a collection of segments. A segment is a logical unit such as:. BYU CS 345. Memory Management. 2. CS 345. Stalling’s Chapter. #. Project. 1: Computer System Overview. 2: Operating System Overview. 4. P1:. Shell. 3: Process Description and Control. 4: Threads. 4. Von Neumann architecture:. Program and data is in the same memory (code . is. data). Harvard architecture:. Physically separate memory for code and data. Program must be brought (from disk) into memory and placed within a process for it to be run. In emergency. , contact, Paul Bierman. 802 863 3609 (home) 802 238 6826 (cell phone) . 802.350.9630 (pager) . 9993100@paging.contactbeep.com (pager). pbierman@uvm.edu. (email). COSMO PRODUCTION LABORATORY – Delehanty 305 B. in progress. In emergency. , contact, Paul Bierman. 802 863 3609 (home) 802 238 6826 (cell phone) . 802.350.9630 (pager) . 9993100@paging.contactbeep.com (pager). pbierman@uvm.edu. (email).